Cull, R.G. and Drake, W.A. <br/><br/>
Concepts of sciencel 2 .-0-85226-529-8 

 - Wiley eastern limited, New Delhi  1970 
 - v, 266 
<br/><br/><label>ISBN: </label>0-85226-529-8 
<br/><br/><label>Dewey Class. No.: </label>501 Cul/Dra vol 2